OTA Update attempt

lib/routing/app_router.dart

@@ -11,6 +11,7 @@ import '../screens/auth/signup_screen.dart';
 import '../screens/admin/offices_screen.dart';
 import '../screens/admin/user_management_screen.dart';
 import '../screens/admin/geofence_test_screen.dart';
+import '../screens/admin/app_update_screen.dart';
 import '../screens/dashboard/dashboard_screen.dart';
 import '../screens/notifications/notifications_screen.dart';
 import '../screens/profile/profile_screen.dart';
@@ -31,11 +32,14 @@ import '../screens/it_service_requests/it_service_requests_list_screen.dart';
 import '../screens/it_service_requests/it_service_request_detail_screen.dart';
 import '../theme/m3_motion.dart';
 
+import '../utils/navigation.dart';
+
 final appRouterProvider = Provider<GoRouter>((ref) {
   final notifier = RouterNotifier(ref);
   ref.onDispose(notifier.dispose);
 
   return GoRouter(
+    navigatorKey: globalNavigatorKey,
     initialLocation: '/dashboard',
     refreshListenable: notifier,
     redirect: (context, state) {
@@ -104,6 +108,13 @@ final appRouterProvider = Provider<GoRouter>((ref) {
               child: const TeamsScreen(),
             ),
           ),
+          GoRoute(
+            path: '/settings/app-update',
+            pageBuilder: (context, state) => M3SharedAxisPage(
+              key: state.pageKey,
+              child: const AppUpdateScreen(),
+            ),
+          ),
           GoRoute(
             path: '/dashboard',
             pageBuilder: (context, state) => M3SharedAxisPage(